6680563430998 has 4 divisors (see below), whose sum is σ = 10020845146500. Its totient is φ = 3340281715498.

The previous prime is 6680563430993. The next prime is 6680563431001. The reversal of 6680563430998 is 8990343650866.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6680563430993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1670140857748 + ... + 1670140857751.

It is an arithmetic number, because the mean of its divisors is an integer number (2505211286625).

Almost surely, 2^{6680563430998} is an apocalyptic number.

6680563430998 is a deficient number, since it is larger than the sum of its proper divisors (3340281715502).

6680563430998 is a wasteful number, since it uses less digits than its factorization.

6680563430998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3340281715501.

The product of its (nonzero) digits is 201553920, while the sum is 67.

The spelling of 6680563430998 in words is "six trillion, six hundred eighty billion, five hundred sixty-three million, four hundred thirty thousand, nine hundred ninety-eight".